0001214659-24-012169.txt : 20240710 0001214659-24-012169.hdr.sgml : 20240710 20240710112217 ACCESSION NUMBER: 0001214659-24-012169 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240708 FILED AS OF DATE: 20240710 DATE AS OF CHANGE: 20240710 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Sciammas Maurice CENTRAL INDEX KEY: 0001360833 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-51026 FILM NUMBER: 241109144 MAIL ADDRESS: STREET 1: 79 GREAT OAKS BLVD CITY: SAN JOSE STATE: CA ZIP: 95119 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: MONOLITHIC POWER SYSTEMS INC CENTRAL INDEX KEY: 0001280452 STANDARD INDUSTRIAL CLASSIFICATION: SEMICONDUCTORS & RELATED DEVICES [3674] ORGANIZATION NAME: 04 Manufacturing IRS NUMBER: 770466789 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 5808 LAKE WASHINGTON BLVD. NE CITY: KIRKLAND STATE: WA ZIP: 98033 BUSINESS PHONE: 425-296-9956 MAIL ADDRESS: STREET 1: 5808 LAKE WASHINGTON BLVD. NE CITY: KIRKLAND STATE: WA ZIP: 98033 4 1 marketforms-66529.xml PRIMARY DOCUMENT X0508 4 2024-07-08 0001280452 MONOLITHIC POWER SYSTEMS INC MPWR 0001360833 Sciammas Maurice 5808 LAKE WASHINGTON BLVD NE KIRKLAND WA 98033 false true false false EVP, WW Sales & Marketing 1 Common Stock 2024-07-08 4 S false 20 839.89 D 129855 D Common Stock 2024-07-08 4 S false 500 840.45 D 129355 D Common Stock 2024-07-08 4 S false 1242 841.56 D 128113 D Common Stock 2024-07-08 4 S false 1772 842.59 D 126341 D Common Stock 2024-07-08 4 S false 2432 843.43 D 123909 D Common Stock 2024-07-08 4 S false 1623 844.42 D 122286 D Common Stock 2024-07-08 4 S false 2479 845.39 D 119807 D Common Stock 2024-07-08 4 S false 472 846.35 D 119335 D Common Stock 2024-07-08 4 S false 363 847.40 D 118972 D Common Stock 2024-07-08 4 S false 96 848.48 D 118876 D Common Stock 32064 I Sciammas Family Trust Common Stock 23015 I By Sciammas Trust 2020 Common Stock 20206 I Various Sciammas GRATs Common Stock 13424 I Christina Sciammas Trust FBO Oski Crew Common Stock 13424 I Maurice Sciammas Trust FBO Oski Crew Common Stock 5000 I Clement Sciammas Family 2021 Trust Common Stock 2000 I Peter Rafferty and Eric Toothill 2021Trust Common Stock 2000 I Rosalind Sciammas Family 2021 Trust Common Stock 1699 I The Joseph Roger Sciammas 2020 Irrevocable Trust Common Stock 1699 I The Chloe Liliane Sciammas 2020 Irrevocable Trust Common Stock 1699 I The Patrick Francis Sciammas 2020 Irrevocable Trust The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $840.01 to $840.75. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $841.16 to $841.98. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $842.00 to $842.99. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $843.02 to $843.91. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $844.00 to $844.97. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $845.00 to $845.99. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $846.00 to $846.86. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. The price is the weighted average sale price for the transactions reported on this line. The prices for the transactions reported on this line range from $847.00 to $847.98. The reporting person undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the issuer, or a security holder of the issuer, full information regarding the number of shares sold at each separate price. /s/ Saria Tseng, attorney-in-fact for Mr. Maurice Sciammas 2024-07-10